./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 434f02b4db38add7869fca858f59b2486fa0dd27 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 434f02b4db38add7869fca858f59b2486fa0dd27 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:06:27,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:06:27,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:06:27,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:06:27,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:06:27,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:06:27,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:06:27,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:06:27,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:06:27,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:06:27,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:06:27,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:06:27,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:06:27,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:06:27,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:06:27,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:06:27,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:06:27,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:06:27,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:06:27,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:06:27,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:06:27,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:06:27,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:06:27,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:06:27,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:06:27,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:06:27,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:06:27,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:06:27,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:06:27,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:06:27,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:06:27,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:06:27,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:06:27,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:06:27,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:06:27,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:06:27,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:06:27,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:06:27,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:06:27,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:06:27,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:06:27,591 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:06:27,643 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:06:27,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:06:27,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:06:27,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:06:27,648 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:06:27,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:06:27,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:06:27,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:06:27,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:06:27,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:06:27,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:06:27,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:06:27,652 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:06:27,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:06:27,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:06:27,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:06:27,653 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:06:27,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:06:27,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:06:27,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:06:27,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:06:27,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:06:27,654 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:06:27,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:06:27,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:06:27,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:06:27,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:06:27,656 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 434f02b4db38add7869fca858f59b2486fa0dd27 [2020-11-28 03:06:27,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:06:27,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:06:27,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:06:27,991 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:06:27,992 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:06:27,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-11-28 03:06:28,072 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/data/de05cd06e/4a6d3dcd1fe34bf48a8d142b5d1232af/FLAG588d77796 [2020-11-28 03:06:29,264 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:06:29,265 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-11-28 03:06:29,332 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/data/de05cd06e/4a6d3dcd1fe34bf48a8d142b5d1232af/FLAG588d77796 [2020-11-28 03:06:29,462 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/data/de05cd06e/4a6d3dcd1fe34bf48a8d142b5d1232af [2020-11-28 03:06:29,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:06:29,465 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:06:29,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:06:29,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:06:29,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:06:29,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:06:29" (1/1) ... [2020-11-28 03:06:29,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e2acb2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:29, skipping insertion in model container [2020-11-28 03:06:29,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:06:29" (1/1) ... [2020-11-28 03:06:29,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:06:29,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:06:31,808 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:06:31,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40e32dab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:31, skipping insertion in model container [2020-11-28 03:06:31,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:06:31,809 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:06:31,812 INFO L168 Benchmark]: Toolchain (without parser) took 2345.17 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 81.4 MB in the beginning and 93.9 MB in the end (delta: -12.4 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:31,814 INFO L168 Benchmark]: CDTParser took 0.72 ms. Allocated memory is still 86.0 MB. Free memory was 43.2 MB in the beginning and 43.2 MB in the end (delta: 38.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:06:31,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2342.99 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 81.4 MB in the beginning and 94.6 MB in the end (delta: -13.2 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:31,819 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72 ms. Allocated memory is still 86.0 MB. Free memory was 43.2 MB in the beginning and 43.2 MB in the end (delta: 38.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2342.99 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 81.4 MB in the beginning and 94.6 MB in the end (delta: -13.2 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6751]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:06:34,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:06:34,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:06:34,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:06:34,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:06:34,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:06:34,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:06:34,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:06:34,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:06:34,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:06:34,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:06:34,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:06:34,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:06:34,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:06:34,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:06:34,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:06:34,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:06:34,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:06:34,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:06:34,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:06:34,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:06:34,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:06:34,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:06:34,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:06:34,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:06:34,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:06:34,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:06:34,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:06:34,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:06:34,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:06:34,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:06:34,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:06:34,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:06:34,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:06:34,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:06:34,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:06:34,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:06:34,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:06:34,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:06:34,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:06:34,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:06:34,234 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:06:34,269 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:06:34,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:06:34,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:06:34,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:06:34,271 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:06:34,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:06:34,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:06:34,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:06:34,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:06:34,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:06:34,272 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:06:34,273 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:06:34,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:06:34,273 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:06:34,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:06:34,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:06:34,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:06:34,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:06:34,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:06:34,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:06:34,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:06:34,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:06:34,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:06:34,275 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:06:34,275 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:06:34,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:06:34,275 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:06:34,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:06:34,276 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:06:34,276 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 434f02b4db38add7869fca858f59b2486fa0dd27 [2020-11-28 03:06:34,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:06:34,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:06:34,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:06:34,658 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:06:34,659 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:06:34,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-11-28 03:06:34,747 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/data/3108d043b/e85df9e4ad874b31ae2bd64349e9e5fc/FLAG8013959c1 [2020-11-28 03:06:36,009 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:06:36,010 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-11-28 03:06:36,109 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/data/3108d043b/e85df9e4ad874b31ae2bd64349e9e5fc/FLAG8013959c1 [2020-11-28 03:06:36,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fa2adf50-5630-4191-b5a9-ce0f11ede332/bin/uautomizer/data/3108d043b/e85df9e4ad874b31ae2bd64349e9e5fc [2020-11-28 03:06:36,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:06:36,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:06:36,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:06:36,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:06:36,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:06:36,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:06:36" (1/1) ... [2020-11-28 03:06:36,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3994cfb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:36, skipping insertion in model container [2020-11-28 03:06:36,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:06:36" (1/1) ... [2020-11-28 03:06:36,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:06:36,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:06:38,203 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:06:38,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44fa7ace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:06:38, skipping insertion in model container [2020-11-28 03:06:38,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:06:38,204 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:06:38,206 INFO L168 Benchmark]: Toolchain (without parser) took 2000.49 ms. Allocated memory was 62.9 MB in the beginning and 100.7 MB in the end (delta: 37.7 MB). Free memory was 28.4 MB in the beginning and 59.9 MB in the end (delta: -31.5 MB). Peak memory consumption was 33.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:38,207 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 48.2 MB. Free memory was 30.2 MB in the beginning and 30.2 MB in the end (delta: 19.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:06:38,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1994.45 ms. Allocated memory was 62.9 MB in the beginning and 100.7 MB in the end (delta: 37.7 MB). Free memory was 28.1 MB in the beginning and 59.9 MB in the end (delta: -31.8 MB). Peak memory consumption was 33.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:06:38,210 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 48.2 MB. Free memory was 30.2 MB in the beginning and 30.2 MB in the end (delta: 19.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1994.45 ms. Allocated memory was 62.9 MB in the beginning and 100.7 MB in the end (delta: 37.7 MB). Free memory was 28.1 MB in the beginning and 59.9 MB in the end (delta: -31.8 MB). Peak memory consumption was 33.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6751]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...